Traxxas 3440 VXL-4S Brushless Power System ESC and Velineon 540XL 2400Kv Motor

The Traxxas 3440 is a factory-engineered brushless power system combining the waterproof VXL-4S electronic speed control and the Velineon 540XL 2400Kv brushless motor. Designed to run on 2S–4S LiPo power, this combo delivers massive torque, silky-smooth throttle response, and extreme thermal efficiency for high-performance 1/10 and 1/8 scale bashing and racing. Features Traxxas iD-compatible telemetry, high-resolution linear braking, and a selectable high-voltage BEC for powering premium servos.

Key Features

• VXL-4S waterproof ESC with built-in cooling fan and LED status lights
• 2S–4S LiPo compatible (7.4V–16.8V input)
• Real-time telemetry via Traxxas Link when used with compatible transmitters
• Selectable 6.0V or 7.4V high-voltage BEC for standard or high-performance servos
• High-Resolution Linear Braking for precise, intuitive brake modulation
• Three programmable drive profiles: Sport, Race, and Training Mode
• Traxxas EZ-Set one-button setup
• Two-stage thermal shutdown and low-voltage protection
• Velineon 540XL 4-pole 2400Kv sensorless brushless motor with 5mm output shaft
• 6.5mm bullet connectors on both ESC and motor

Compatibility

• Direct bolt-in: Raptor R, Rustler 4X4, Stampede 4X4 (ESC only: 3445)
• Requires 9030 receiver box: Jato 4X4 BL-2s, Rally 4X4, Slash 4X4
• Recommended upgrades: Extreme Heavy-Duty Kit (9080), center differential (6780/6780A), battery expansion kit

Specifications